English abbreviations from glwp to gmac
- GLWP (Gamma Live Wire Professional)
- GLWR (Great Lakes Weimaraner Rescue)
- GLWT (OpenGL Window Toolkit)
- GLWW (Gospel Light WorldWide)
- GLWX (Gamma Life Wire XP racquet)
- GLX (Gamarmalamo Airport (Galela Airport))
- GLY (Goldsworthy Airport)
- GLZ (Gilze-Rijen Air Base)
- GM (Gunner's Mate)
- GM, MVO (General Motors, Military Vehicle Operations)
- GM1 (Gunners Mate First Class)
- GM2 (Gunners Mate Second Class)
- Gm3 (Billion cubic metres (measurement – gas))
- GMA (Ghana Manufacturing Association)
- GMAB (Golf Management Association of Belgium)
- GMAC (General Motors Acceptance Corporation, the original name of the company now known as Ally Financial)
- G-MAC (Great Midwest Athletic Conference)